54033445551 has 16 divisors (see below), whose sum is σ = 73909630080. Its totient is φ = 35094087840.

The previous prime is 54033445537. The next prime is 54033445567. The reversal of 54033445551 is 15554433045.

It is a happy number.

It is not a de Polignac number, because 54033445551 - 2¹⁰ = 54033444527 is a prime.

It is a super-2 number, since 2×54033445551² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54033445591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488205 + ... + 588566.

It is an arithmetic number, because the mean of its divisors is an integer number (4619351880).

Almost surely, 2^54033445551 is an apocalyptic number.

54033445551 is a deficient number, since it is larger than the sum of its proper divisors (19876184529).

54033445551 is a wasteful number, since it uses less digits than its factorization.

54033445551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077206.

The product of its (nonzero) digits is 360000, while the sum is 39.

Adding to 54033445551 its reverse (15554433045), we get a palindrome (69587878596).

The spelling of 54033445551 in words is "fifty-four billion, thirty-three million, four hundred forty-five thousand, five hundred fifty-one".